73 lines
2.5 KiB
Python
73 lines
2.5 KiB
Python
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"""
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Tan mingyan
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2026/3/9
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network 驱动示例（bus_network .py）—— 补充参考
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"""
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# midware/drivers/bus_can.py
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from .base_driver import BaseBusDriver
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from typing import Optional, Dict, Any
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from loguru import logger
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import time
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class BusNetworkDriver(BaseBusDriver):
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"""network 总线驱动实现（适配）"""
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def _init_config(self):
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self.config.setdefault("channel", 0) # CAN通道
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self.config.setdefault("baudrate", 500000) # 500kbps
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self.config.setdefault("frame_format", "standard") # 标准帧/扩展帧
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logger.info(f"UART驱动配置初始化完成：{self.config}")
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def connect(self) -> bool:
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try:
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# 实际逻辑：打开CAN通道
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time.sleep(0.05)
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self.is_connected = True
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logger.info("CAN总线连接成功")
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return True
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except Exception as e:
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logger.error(f"CAN总线连接失败：{str(e)}")
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return False
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def disconnect(self) -> bool:
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try:
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self.is_connected = False
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logger.info("CAN总线断开成功")
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return True
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except Exception as e:
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logger.error(f"CAN总线断开失败：{str(e)}")
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return False
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def send(self, data: bytes, **kwargs) -> bool:
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if not self.is_connected:
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logger.error("CAN驱动未连接，发送失败")
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return False
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try:
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frame_id = kwargs.get("frame_id", 0x123) # CAN帧ID
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is_extended = kwargs.get("is_extended", False) # 是否扩展帧
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logger.info(
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f"CAN发送数据｜帧ID：0x{frame_id:X}｜扩展帧：{is_extended}｜"
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f"数据：{data.hex()}｜长度：{len(data)}字节"
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)
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# 实际逻辑：调用CAN驱动发送接口
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return True
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except Exception as e:
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logger.error(f"CAN数据发送失败：{str(e)}")
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return False
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def recv(self, timeout: float = 0.1, **kwargs) -> Optional[bytes]:
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if not self.is_connected:
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logger.error("CAN驱动未连接，接收失败")
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return None
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try:
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# 模拟接收
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time.sleep(0.001)
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# mock_data = b"\x11\x22\x33\x44"
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# logger.debug(f"CAN接收数据：{mock_data.hex()}")
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# return mock_data
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return None
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except Exception as e:
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logger.error(f"CAN数据接收失败：{str(e)}")
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return None
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